Feature: Flame-retardant canvas: flame-retardant waterproof canvas fabric (temperature resistance 120 degrees) Memory function: one-key setting, automatic saving One-key appointment: time switch heating, convenient and worry-free Portable and portable, easy to carry and use Specification: Name: Heating thermostat package Rated power: 40-75W Product capacity: 2.5L Heating range: 36-45°C Material: Flame-retardant canvas Heating speed: 30 minutes (summer) 60 minutes (winter) The outer diameter of the package is about: 40X38 X 12cm Safety function: automatic control Precautions No washing, no blisters, no folding, no squeezing, thunderstorms, and lake wetness Timing: working/heating time setting, the default *24* means standby after working for 24 hours. Appointment: start time setting, default *00* means no appointment (plug in and start heating immediately) Temperature: temperature setting, the default *37* means that the temperature is maintained after heating to 37 degrees (1°C) Press the M key until the corresponding indicator light is on, press "+" to adjust the corresponding time/temperature, press and hold the M key for 3 seconds until the "di" beeps, restore the factory default settings